System Manager (JD#11251)

Job Summary

We are seeking an experienced system manager to lead the administration, maintenance, and enhancement of enterprise IT infrastructure.

The role is responsible for managing a team of system engineers, ensuring high system availability, overseeing infrastructure upgrades, driving operational excellence, and providing technical leadership across Windows, VMware, networking, and security environments.

Mandatory Skill-set

• Degree/Diploma in Computer Science, IT, Computer Engineering, or related field;
• Has 6+ years of hands-on systems infrastructure experience with 3+ years leading a team of at least 3 system engineers;
• Strong administration of Windows Server 2019+, Windows 11, Active Directory (GPO, OU, and user administration), and Microsoft SQL Server 2019+;
• Hands-on experience with VMware ESXi, vCenter, vSAN, NSX, virtualization, and infrastructure upgrades;
• Experience in Windows patch management (WSUS), Windows CA/SSL Certificates, antivirus solutions (Symantec SEP/SEPM, Trellix ePO), and backup & recovery;
• Good understanding of networking (Layer 2/3, routing, IPSec VPN), security concepts (PAM, EDR, RSA), and centralized logging tools (Splunk, Syslog);
• Experience managing enterprise infrastructure projects, system upgrades, and change management;
• Strong troubleshooting, problem-solving, and technical leadership skills with the ability to mentor engineers.

Desired Skill-set

• Exposure to cloud platforms (AWS, Azure, or hybrid environments).

Responsibilities

• Lead and manage a team of system engineers, providing technical guidance and operational oversight;
• Manage system availability, preventive maintenance, health checks, and monthly operational reporting;
• Plan and execute infrastructure upgrades, including servers, operating systems, VMware, network devices, and COTS platforms;
• Review, assess, and implement system changes, ensuring proper impact analysis, testing, and rollback planning;
• Troubleshoot and resolve complex infrastructure, server, virtualization, and network-related issues;
• Administer and maintain Windows Servers, Active Directory, Microsoft SQL Server, VMware, and security infrastructure;
• Oversee patch management, SSL certificate lifecycle, antivirus management, backup & recovery, and centralized logging;
• Ensure infrastructure security, compliance, system performance, and adherence to operational best practices.

Should you be interested in this career opportunity, please send in your updated resume to apply@sciente.com at the earliest.

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